214442144330042 has 4 divisors (see below), whose sum is σ = 321663216495066. Its totient is φ = 107221072165020.

The previous prime is 214442144330009. The next prime is 214442144330111. The reversal of 214442144330042 is 240033441244412.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 207243059691721 + 7199084638321 = 14395939^2 + 2683111^2 .

It is a junction number, because it is equal to n+sod(n) for n = 214442144329978 and 214442144330005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53610536082509 + ... + 53610536082512.

Almost surely, 2^{214442144330042} is an apocalyptic number.

214442144330042 is a deficient number, since it is larger than the sum of its proper divisors (107221072165024).

214442144330042 is a wasteful number, since it uses less digits than its factorization.

214442144330042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107221072165023.

The product of its (nonzero) digits is 294912, while the sum is 38.

Adding to 214442144330042 its reverse (240033441244412), we get a palindrome (454475585574454).

The spelling of 214442144330042 in words is "two hundred fourteen trillion, four hundred forty-two billion, one hundred forty-four million, three hundred thirty thousand, forty-two".